<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Yay! Keyframes!</title>
  <style>
    div {
      animation: wow 100s forwards;
    }
    @keyframes wow {
      0% {
        width: 100px;
        height: 100px;
        border-radius: 0px;
        background: #f06;
      }
      10% {
        border-radius: 2px;
      }
      20% {
        transform: rotate(13deg);
      }
      30% {
        background: gold;
      }
      40% {
        filter: blur(40px);
      }
      50% {
        transform: rotate(720deg) translateX(300px) skew(-13deg);
      }
      60% {
        width: 200px;
        height: 200px;
      }
      70% {
        border-radius: 10px;
      }
      80% {
        background: #333;
      }
      90% {
        border-radius: 50%;
      }
      100% {
        width: 500px;
        height: 500px;
      }
    }
  </style>
</head>
<body>
  <div></div>
</body>
</html>
